Sulphur Beetle

Cteniopus sulphureus is a species of comb-clawed beetles belonging to the family Tenebrionidae subfamily Alleculinae.

These beetles are mainly present in Denmark, Finland, Italy and Sweden.

The adults grow up to 7–8 millimetres (0.28–0.31 in) long. Elytra are pale yellow, while head and pronotum are orange-yellow. The shape of the head is extended forward. Theese thermophilic beetles can mainly be encountered in sunny places on inflorescences of Apiaceae species, especially Achillea species.